This is a note to let you know that I've just added the patch titled
ata: Fix DVD not dectected at some platform with Wellsburg PCH
to the 3.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
ata-fix-dvd-not-dectected-at-some-platform-with-wellsburg-pch.patch
and it can be found in the queue-3.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From eac27f04a71e1f39f196f7e520d16dcefc955d77 Mon Sep 17 00:00:00 2001
From: Youquan Song <youquan.song@xxxxxxxxx>
Date: Thu, 11 Jul 2013 21:15:57 -0400
Subject: ata: Fix DVD not dectected at some platform with Wellsburg PCH
From: Youquan Song <youquan.song@xxxxxxxxx>
commit eac27f04a71e1f39f196f7e520d16dcefc955d77 upstream.
There is a patch b55f84e2d527182e7c611d466cd0bb6ddce201de "ata_piix: Fix DVD
not dectected at some Haswell platforms" to fix an issue of DVD not
recognized on Haswell Desktop platform with Lynx Point.
Recently, it is also found the same issue at some platformas with Wellsburg PCH.
So deliver a similar patch to fix it by disables 32bit PIO in IDE mode.
Signed-off-by: Youquan Song <youquan.song@xxxxxxxxx>
Signed-off-by: Tejun Heo <tj@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/ata/ata_piix.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/ata/ata_piix.c
+++ b/drivers/ata/ata_piix.c
@@ -344,7 +344,7 @@ static const struct pci_device_id piix_p
/* SATA Controller IDE (Wellsburg) */
{ 0x8086, 0x8d00, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_snb },
/* SATA Controller IDE (Wellsburg) */
- { 0x8086, 0x8d08, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata },
+ { 0x8086, 0x8d08, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata_snb },
/* SATA Controller IDE (Wellsburg) */
{ 0x8086, 0x8d60, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_snb },
/* SATA Controller IDE (Wellsburg) */
Patches currently in stable-queue which might be from youquan.song@xxxxxxxxx are
queue-3.4/ata-fix-dvd-not-dectected-at-some-platform-with-wellsburg-pch.patch
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